Home / 1,870,378.26-2,581,121.58-1,010,938.29

Finding the Fourth Proportional to 1,870,378.26, 2,581,121.58 and 1,010,938.29

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Solution

The fourth proportional to 1,870,378.26, 2,581,121.58 and 1,010,938.29 is: 1,395,094.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,378.26 : 2,581,121.58 = 1,010,938.29 : x
  2. Step 2: Convert to fraction form
    1,870,378.26/2,581,121.58 = 1,010,938.29/x
  3. Step 3: Cross multiply
    1,870,378.26x = 2,581,121.58 × 1,010,938.29
  4. Step 4: Simplify right side
    1,870,378.26x = 2,609,354,636,367.30
  5. Step 5: Solve for x
    x = 2,609,354,636,367.30/1,870,378.26
  6. Step 6: Final answer
    x = 1,395,094.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.